UGREEN
UGREEN NASync DXP4800 Plus
4 · Intel Pentium Gold 8505 · 8 GB
8.2
$620Nov 9
Synology DiskStation DS425+
Four-bay Synology NAS with a Celeron J4125, two M.2 slots and one 2.5 GbE port for small offices.
- 4
- Intel Celeron J4125
- 2 GB
- 2.5 GbE
PCPR score
7.4
Good
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R1
The short version
The DS425+ is Synology's 4-bay DiskStation with an Intel Celeron J4125, 2 GB of DDR4, two M.2 NVMe slots for SSD cache or verified storage pools, one 2.5 GbE port and one Gigabit port. Synology rates it at up to 278 MB/s read and 281 MB/s write with 96 TB of raw capacity. It suits small offices and homes needing RAID across four drives. Memory tops out at 6 GB, and only one network port is multi-gig.
Pros
- Four drive bays with RAID via DSM
- Two M.2 NVMe slots for SSD cache
- Built-in 2.5 GbE port
- Three-year warranty, extendable to five years
Cons
- Only 2 GB of memory, with a 6 GB maximum
- Only one 2.5 GbE port alongside a Gigabit port
- M.2 storage pools require Synology-verified SSDs
Best for
- Small offices that need four-bay RAID
- Existing Synology users upgrading capacity
J3
Full specifications
Core
- Drive bays
- 4
- Processor
- Intel Celeron J4125
Memory
- Memory
- 2 GB
Expansion
- M.2 cache slots
- 2
Connectivity
- Fastest network
- 2.5 GbE
Ports & I/O
- HDMI output
- No
Software
- Operating system
- DSM
Compatibility notes
- Synology limits warranty and technical support if non-Synology memory modules are used.
- Check Synology's compatibility list before buying drives.
- M.2 storage pools require Synology-verified SSDs; M.2 slots do not support hot swap.
P1
Where to buy
- Buy from the maker
Synology official page
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AV1
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R9
Common questions
What is the DS425+ network speed?
It has one 2.5 GbE port and one Gigabit port, with up to 278 MB/s read and 281 MB/s write in Synology's ratings.
What can the M.2 slots be used for?
Synology lists two M.2 NVMe slots for SSD cache; creating M.2 storage pools requires Synology-verified SSDs.
How much storage can the DS425+ hold?
Synology lists up to 96 TB of raw storage across four SATA bays.
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